Network Operations Engineer

Qube Research & Technologies

Qube Research & Technologies (QRT) is a global quantitative and systematic investment manager, operating in all liquid asset classes across the world. We are a technology and data driven group implementing a scientific approach to investing. Combining data, research, technology and trading expertise has shaped QRT’s collaborative mindset which enables us to solve the most complex challenges. QRT’s culture of innovation continuously drives our ambition to deliver high quality returns for our investors.   The successful candidate will join the established DCO team at QRT, working closely with Network Engineering and infrastructure teams you will be responsible for the implementation and physical  deployment of electronic trading infrastructure in support of the firm’s trading activities. Your Future Role within QRT * Contribute to the design and planning of new equipment deployments in line with data centre best practices * Deploy, maintain, and decommission trading infrastructure hardware, including FPGA platforms, ultra-low-latency servers, and high-performance network switches, across a global colocation footprint * Ensure consistent build quality across structured cabling, rack layouts, power distribution, cooling infrastructure, and environmental monitoring * Coordinate installations, upgrades, capacity expansions, and decommissions with exchanges, colocation providers, hardware vendors, and onsite engineers * Support procurement, logistics, inventory management, and the movement of hardware and components between sites * Maintain accurate and up-to-date infrastructure documentation (rack elevations, patching matrices, connectivity layouts) using CMDB tools such as NetBox * Work closely with network engineering and trading teams to ensure physical infrastructure meets performance and operational requirements * Use basic scripting (Python, Bash, Ansible) to support automation, monitoring, and operational tooling where required * Ensure data centre operations meet high standards of security, cleanliness, documentation, and supply management * Install, troubleshoot, and support servers, switches, timing devices, and cabling in live environments * Provide break-fix support in a 24/7 global trading environment Your Present Skillset: * Experience working in low-latency or high-performance trading infrastructure environments (e.g. HFT, exchange colocation, market making) * Strong understanding of hardware and systems used in low-latency trading, including FPGAs, optical taps, high-performance servers, networking, and timing equipment * Solid understanding of hardware and network devices, including basic configuration * Proven experience managing vendors and delivering on-site changes and large-scale deployments to exacting standards * High standards of physical build quality, attention to detail, and operational discipline in infrastructure layout and cabling * Strong documentation skills with a focus on process consistency and operational readiness * Comfortable working in a fast-paced, globally distributed team environment * Willingness to travel internationally and provide occasional evening or weekend support as part of a flexible operations schedule * Ability to participate in an out-of-hours on-call rotation supporting global trading operations   Base salary range for this position is $150,000 to $180,000 per year.  QRT Total Compensation includes discretionary performance-based bonuses and a competitive benefits package.

XTX Markets

The Firm  XTX Markets is a leading algorithmic trading firm which uses state-of-the-art machine learning technology to produce price forecasts for over 50,000 financial instruments across equities, fixed income, currencies, commodities, and crypto. It uses those forecasts to trade on exchanges and alternative trading venues, and to offer differentiated liquidity directly to clients worldwide. The firm trades over $250bn a day across 35 countries and has over 250 employees based in London, Singapore, New York, Paris, Bristol, Mumbai, Yerevan and Kajaani.  We leverage the talent of our team, modern computational techniques, and state-of-the-art research infrastructure to analyze large data sets across markets quickly and efficiently, maximizing the effectiveness of our proprietary trading algorithms. We are actively seeking new methods and ideas. The models that drive our trading strategies have evolved considerably over the last 10 years, from econometric methods that gave our company its name, to trees, to neural networks, to modern deep learning architectures.  XTX Markets has an unrivalled level of computational resources in the trading industry, with a growing research cluster currently containing over 25,000 GPUs with 650 petabytes of usable storage. Teams across the firm include world-class researchers, developers and technologists with backgrounds in pure math, programming, physics, computer science and machine learning. The firm is also constructing a large-scale datacenter in Finland to future-proof its significant computational capabilities.  At XTX Markets, technology is our business, and we are a diverse organization which attracts outstanding talent from across all industry backgrounds. We are focused on teamwork, and our people collaborate on all aspects of the business, working openly and with respect for each other, our clients and the market. Our culture is non-hierarchical and one where everyone is valued. We strive for excellence in everything we do.    The Role   We are establishing a Datacenter Operations function in New York and are seeking an experienced datacenter engineer ideally with a background in networking and/or systems administration, and proven low-latency trading infrastructure experience, to help run the physical layer of XTX’s datacenter infrastructure.   The role combines hands-on physical datacenter work including server racking, cabling, power management, component integration, supporting network deployment, Americas colocation project management in close collaboration with the Trading Development and Procurement teams.   The position is based in our New York office but will require occasional travel to datacenters predominantly based in Americas.      Responsibilities   * You will lead and execute deployment of physical infrastructure in Americas datacenters primarily, and support datacenter operations activities globally.  * You will supervise and execute large projects (e.g., colocation setup and expansions, moving large amounts of equipment between sites) and maintain our datacenters (e.g., replacing failed components).  * You will be responsible for installing and maintaining a well-ordered datacenter infrastructure (e.g., designing, installing, and maintaining labelled, structured cabling, or power, space and cooling capacity monitoring and expansion).  * You will perform server integration work (e.g., fitting PCIe cards, NICs, etc into servers), hardware refreshes and failed component replacements.  * You will coordinate with third parties regarding infrastructure support.  * Produce and maintain operational runbooks, install guides, test plans and post-change verification; review and approve changes.  * Assist with inventory and logistics tasks as needed to support deployments (secondary responsibility, not a primary focus).    Essential Attributes  * 5+ years working in datacenters or infrastructure operations.  * Hands-on experience with switches/routers and low-latency network design (experience with Cisco, Mellanox, and Arista preferred).  * Proven experience building/operating low-latency trading infrastructure and Americas colocation projects  * Network routing knowledge: BGP, OSPF and multicast routing (implementation and troubleshooting).  * Comfortable working inside servers: component installs, PCIe cards, firmware updates, and hardware diagnostics (experience with Dell servers a plus).  * Hands-on experience with fibre optics, transceivers (SFP/SFP+/QSFP/DWDM) and optical networking fundamentals.  * Strong change management, documentation and verification discipline.  * Excellent communication skills for vendor coordination, exchange/Broker integration and remote-hands instruction.  * Due to the nature of our trading activities, some work will necessarily need to take place at weekends. As such, flexibility to work weekends (with time off in lieu provided) or a willingness to work an alternative schedule, such as Tuesday through Saturday, would be required.    Compensation The base salary range for this role is between $150,000 to $225,000 depending on relevant job-related skills and experience. You will be eligible for participation in a discretionary annual performance bonus scheme and will enjoy a comprehensive package of benefits. All bonuses, benefits, and any sign-on payments are in addition to the base salary range stated.

Qube Research & Technologies

Qube Research & Technologies (QRT) is a global quantitative and systematic investment manager, operating in all liquid asset classes across the world. We are a technology and data driven group implementing a scientific approach to investing. Combining data, research, technology and trading expertise has shaped QRT’s collaborative mindset which enables us to solve the most complex challenges. QRT’s culture of innovation continuously drives our ambition to deliver high quality returns for our investors. We are seeking exceptional infrastructure project managers to join the QRT IT infrastructure team tasked with driving the innovation of its next generation systems infrastructure. This is an exciting opportunity for the right candidate to help facilitate QRTs’ growth. The successful candidate will be accountable for the end-to-end delivery of multiple parallel infrastructure projects. As a project manager you will be working closely with QRTs compute, network engineering and data centre operations teams as well as QRT’s partners and financial exchanges. As part of the role you’ll be exposed to trading and enterprise projects - working in a fast paced, collaborative and supportive environment delivering best in class infrastructure for the business. Your future role within QRT: - Management of multiple programs of work across all areas of infrastructure. - Build up working knowledge of QRT’s business and technology stack -Task management and resource planning - Create and maintain project documentation. -Ensure project stakeholders are kept up to date on status / timelines / project blockers using the Atlassian JIRA system - Assist in maintaining a secure environment and helping to coordinate vulnerability management - Assist in managing allocation of compute resources - Ensuring infrastructure projects are delivered on time and to the highest quality Your present skillset: - At least 4 years’ experience of technology project management - Previous experience of the financial technology industry highly desirable - High level, broad knowledge of trading infrastructure (Linux, Networking) -High level knowledge of exchange connectivity (market data/order entry) - Effective project management skills and practices. - An analytical thinker with excellent problem-solving abilities. - Excellent communication & collaboration skills   Base salary range for this position is $150,000 to $220,000 per year. QRT Total Compensation includes discretionary performance-based bonuses and a competitive benefits package.